1494680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:144

約数の個数: 64

約数和(自身を含む): 3801600

約数和(自身を除く): 2306920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 79, 86, 88, 110, 158, 172, 215, 220, 316, 344, 395, 430, 440, 473, 632, 790, 860, 869, 946, 1580, 1720, 1738, 1892, 2365, 3160, 3397, 3476, 3784, 4345, 4730, 6794, 6952, 8690, 9460, 13588, 16985, 17380, 18920, 27176, 33970, 34760, 37367, 67940, 74734, 135880, 149468, 186835, 298936, 373670, 747340, 1494680]

約数ペア:

[(1, 1494680), (2, 747340), (4, 373670), (5, 298936), (8, 186835), (10, 149468), (11, 135880), (20, 74734), (22, 67940), (40, 37367), (43, 34760), (44, 33970), (55, 27176), (79, 18920), (86, 17380), (88, 16985), (110, 13588), (158, 9460), (172, 8690), (215, 6952), (220, 6794), (316, 4730), (344, 4345), (395, 3784), (430, 3476), (440, 3397), (473, 3160), (632, 2365), (790, 1892), (860, 1738), (869, 1720), (946, 1580)]